CSS

Question 1

What are the names of the individual pieces of a CSS rule?

Answer 1

Selector, declaration, property, value

Question 2

In CSS, how do you select elements by theirclassattribute?

Answer 2

Period, class name

Question 3

In CSS, how do you select elements by their type?

Answer 3

Element name

Question 4

In CSS, how do you select an element by itsidattribute?

Answer 4

Hashtag, class name

Question 5

Name three different types of values you can use to specify colors in CSS.

Answer 5

RGB values, hex codes, color names

Question 6

What CSS properties make up the box model?

Answer 6

Width, height, padding, border, margin

Question 7

Which CSS property pushes boxes away from each other?

Answer 7

Margin

Question 8

Which CSS property add space between a box’s content and its border?

Answer 8

Padding

Question 9

What is a pseudo-class?

Answer 9

Keyword added to a selector that specifies a special state of the selected element

Question 10

What are CSS pseudo-classes useful for?

Answer 10

Applying a style to an element in relation to the content of the document tree and to external factors i.e. history of navigator, status of content or position of mouse

Question 11

Name two types of units that can be used to adjust font-size in CSS

Answer 11

Pixels, EMs, percentages

Question 12

What CSS property controls the font used for the text inside an element?

Answer 12

Font-family

Question 13

What is the default flex-direction of a flex container?

Answer 13

Row

Question 14

What is the default flex-wrap of a flex container?

Answer 14

Nowrap

Question 15

Why do two div elements “vertically stack” on one another by default?

Answer 15

Div is a block element with a default width of 100%, placing another div naturally goes under the other to take up its’ own width of 100%

Question 16

What is the defaultflex-directionof an element withdisplay: flex?

Answer 16

Row

Question 17

What is thedefaultvalue for thepositionproperty of HTML elements?

Answer 17

Static

Question 18

How does settingposition: relativeon an element affect document flow?

Answer 18

Does not change document flow

Question 19

How does setting position: relative on an element affect where it appears on the page?

Answer 19

Stays in the same spot

Question 20

How does settingposition: absoluteon an element affect document flow?

Answer 20

Takes the element out of document flow

Question 21

How does settingposition: absoluteon an element affect where it appears on the page?

Answer 21

Sits in the top left corner of its ancestor element

Question 22

How do you constrain an absolutely positioned element to a containing block?

Answer 22

Setting a containing blocks position to anything but static

Question 23

What are the four box offset properties?

Answer 23

Top, left, bottom, right

Question 24

What does the transform property do?

Answer 24

Lets you rotate, scale, skew, or translate an element.

Question 25

Give four examples of CSS transform functions

Answer 25

Matrix, translate, scale, rotate, skew

Question 26

The transition property is shorthand for which four CSS properties?

Answer 26

transition-property, transition-duration, transition-timing-function, and transition-delay

Question 27

Give two examples of media features that you can query in an @media rule.

Answer 27

Width and height

Question 28

What is a breakpoint in responsive Web design?

Answer 28

The “point” at which a website's content and design will adapt in a certain way in order to provide the best possible user experience

Question 29

What is the advantage of using a percentage (e.g. 50%) width instead of a fixed (e.g. px) width for a "column" class in a responsive layout?

Answer 29

The width is based on the percentage of its’ parent element

Question 30

If you introduce CSS rules for a smaller min-width after the styles for a larger min-width in your style sheet, the CSS rules for the smaller min-width will "win". Why is that?

Answer 30

Source order